Special miniaturised sector screw with bright yellow directional arrow for single tooth movements. To ensure safe anchorage, retention wires (CHROMIUM 0.8 mm, not included) can be individually inserted and adjusted. Can also be used in the CA® CLEAR ALIGNER technology for oblique-lateral segment expansion acc. to Dr. Pablo Echarri in conjunction with the CA® Arch CHROMIUM and two VECTOR® 30 screws.

Comes with key for expansion screws.